CN220566367U - Flange for wind driven generator - Google Patents

Abstract

The utility model provides a flange for a wind driven generator, which relates to the technical field of flanges and comprises an upper flange and a lower flange. According to the utility model, when the upper flange plate and the lower flange plate are required to be installed and fixed, the handles on the two sides are pulled to enable the sliding rod to move in the sliding groove, so that the clamping block is pulled into the sliding groove and drives the spring to compress, then the nut is placed on the inner top of the limiting cylinder, then the handles are loosened, the spring rebounds at the moment, the sliding rod and the clamping block are driven to reset, so that the nut is limited by the clamping block to avoid movement, after the upper through hole and the lower through hole are aligned, the bolt is inserted, the bolt and the nut are connected in a threaded manner only by rotating the bolt, the installation is convenient, the assembly of the wind driven generator is completed, the nut can be limited by the limiting cylinder after the installation is completed, the problem that the nut loosens and the flange connection is unstable is avoided, and the practicability is high.

Description

Flange for wind driven generator

Technical Field

The utility model relates to the technical field of flanges, in particular to a flange for a wind driven generator.

Background

The wind driven generator generally comprises wind wheels, a generator, a cabin, a direction regulator, a tower, a speed limiting safety mechanism, an energy storage device and other components, and a flange plate is used for assembly and fixation when the cabin and the tower are assembled.

In the prior art, the flange plate is usually fixed by using bolts and nuts when being connected, so that after long-time use, the nuts are loosened, connection between the two flange plates is loosened, and the problem of loose flange connection is easily caused.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a flange plate is usually fixed by using bolts and nuts when being connected, so that after the flange plate is used for a long time, the nuts are loosened, the connection between the two flange plates is loosened, and the flange connection is not tight easily.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a be used for aerogenerator flange, includes ring flange and lower ring flange, a plurality of lower through-holes have been seted up to the up end equidistance of lower ring flange, the lower terminal surface equidistance fixedly connected with of lower ring flange is a plurality of spacing section of thick bamboo, and is a plurality of the equal sliding connection of internal surface of spacing section of thick bamboo has the nut, a plurality of the sliding tray has all been seted up to the equal symmetry of inner wall of spacing section of thick bamboo, a plurality of the interior bottom of sliding tray all slides through-connection has the slide bar and extends to the opposite side, a plurality of the surface of slide bar all overlaps and is equipped with the spring, a plurality of the equal fixedly connected with block of one end of slide bar.

Preferably, the outer surfaces of the plurality of engaging blocks are respectively arranged in a sliding manner with the inner surfaces of the sliding grooves, and the cross sections of the plurality of engaging blocks are obliquely arranged.

Preferably, the sliding rods are fixedly connected with handles at one ends far away from the clamping blocks, and the clamping blocks are respectively matched with the nuts.

Preferably, one ends of the springs are fixedly connected with the outer surfaces of the opposite clamping blocks respectively, and the other ends of the springs are fixedly connected with the inner bottoms of the sliding grooves respectively.

Preferably, an upper through hole is formed in the upper end face of the upper flange plate, and bolts are arranged between the inner walls of the upper through holes and the lower through holes.

Preferably, a plurality of guide holes are formed in the lower end face of the upper flange plate at equal intervals, a plurality of guide posts are fixedly connected to the upper end face of the lower flange plate at equal intervals, and the guide holes and the guide posts are arranged in a matched mode.

Preferably, the positions of the plurality of limiting cylinders are matched with the positions of the plurality of lower through holes, the plurality of bolts are respectively matched with the plurality of nuts, and sealing gaskets are arranged on the outer surfaces of the plurality of limiting cylinders.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, when the upper flange plate and the lower flange plate are required to be installed and fixed, the handles on the two sides are pulled to enable the sliding rod to move in the sliding groove, so that the clamping block is pulled into the sliding groove and drives the spring to compress, then the nut is placed on the inner top of the limiting cylinder, then the handles are loosened, the spring rebounds at the moment, the sliding rod and the clamping block are driven to reset, so that the nut is limited by the clamping block to avoid movement, after the upper through hole and the lower through hole are aligned, the bolt is inserted, the bolt and the nut are connected in a threaded manner only by rotating the bolt, the installation is convenient, the assembly of the wind driven generator is completed, the nut can be limited by the limiting cylinder after the installation is completed, the problem that the nut loosens and the flange connection is unstable is avoided, and the practicability is high.

2. According to the utility model, the guide post and the guide hole are matched for use, so that the upper flange plate and the lower flange plate are aligned conveniently, the installation is convenient, the nut can be protected through the matched use of the sealing gasket and the limiting cylinder, and the nut is prevented from being rusted due to rainwater, so that the disassembly difficulty is increased.

Drawings

FIG. 1 is a perspective view of a flange for a wind turbine according to the present utility model;

FIG. 2 is a schematic view of an upper flange plate structure for a wind turbine flange according to the present utility model;

FIG. 3 is a schematic view of a lower flange plate for a wind turbine flange according to the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

Legend description: 1. an upper flange plate; 2. a lower flange; 3. an upper through hole; 4. a guide post; 5. a bolt; 6. a limiting cylinder; 7. a guide hole; 8. a sealing gasket; 9. a handle; 10. a slide bar; 11. a spring; 12. a sliding groove; 13. a clamping block; 14. a nut; 15. and a lower through hole.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1, as shown in fig. 1-4, the present utility model provides a flange for a wind-driven generator, including an upper flange 1 and a lower flange 2, wherein a plurality of lower through holes 15 are formed on the upper end surface of the lower flange 2 at equal intervals, a plurality of limiting cylinders 6 are fixedly connected to the lower end surface of the lower flange 2 at equal intervals, nuts 14 are fixedly connected to the inner surfaces of the limiting cylinders 6 at equal intervals, sliding grooves 12 are symmetrically formed on the inner walls of the limiting cylinders 6, sliding rods 10 are fixedly connected to the inner bottoms of the sliding grooves 12 and extend to the other side, springs 11 are sleeved on the outer surfaces of the sliding rods 10, one ends of the sliding rods 10 are fixedly connected with clamping blocks 13, the outer surfaces of the clamping blocks 13 are respectively arranged in sliding manner with the inner surfaces of the sliding grooves 12, the sections of the clamping blocks 13 are obliquely arranged, one ends of the sliding rods 10 far away from the clamping blocks 13 are respectively fixedly connected with handles 9, the plurality of the nuts 14 are respectively arranged in a matching manner, one ends of the springs 11 are respectively arranged in a matching manner, the positions of the inner surfaces of the sliding blocks 11 are respectively connected with the inner surfaces of the clamping blocks 13 at the upper ends of the plurality of the sliding blocks 6, the upper end surfaces of the sliding blocks are respectively arranged at positions of the upper end surfaces of the sliding blocks 1, the upper end surfaces of the sliding blocks are respectively matched with the upper through holes 15, and the lower end surfaces of the upper end surfaces of the sliding blocks are respectively arranged at positions of the upper end surfaces of the sliding blocks are respectively, and the lower end surfaces of the upper bolts 5 are fixedly connected with the corresponding through holes 3, and are respectively, and the upper through holes are respectively arranged at positions of the upper through holes 3, and are respectively matched with the upper through holes 3 and are respectively, and are fixedly connected with and are respectively, and are 3

The effect that its whole embodiment 1 reaches is, go up ring flange 1 upper end and be connected with the generator cabin, the lower extreme of ring flange 2 is connected with the pylon, when needs carry out the installation fixed to ring flange 1 and ring flange 2 down, pulling both sides handle 9, make slide bar 10 remove in sliding tray 12, thereby pull block 13 to in the sliding tray 12, and drive spring 11 compression, then place the interior top of spacing section of thick bamboo 6 with nut 14, then loosen handle 9, spring 11 kick-backs at this moment, drive slide bar 10 and block 13 reset, thereby carry out spacing through block 13 to nut 14 and avoid removing, then with last through-hole 3 and lower through-hole 15 align the back, insert bolt 5 and only need rotate the bolt and can make screw connection, make the staff need not carry out spacing to the nut alone, easy to install, and after the completion of installation, can carry out spacing to nut 14 through spacing section of thick bamboo 6, avoided nut 14 to produce not loosen, lead to the flange connection not problem, when need to change nut 14, reverse above-mentioned operation can be firm to change nut 14 fast.

In embodiment 2, as shown in fig. 1-4, a plurality of guide holes 7 are equidistantly formed in the lower end surface of the upper flange plate 1, a plurality of guide posts 4 are fixedly connected to the upper end surface of the lower flange plate 2 at equal intervals, the plurality of guide holes 7 and the plurality of guide posts 4 are arranged in a matched mode, and sealing gaskets 8 are arranged on the outer surfaces of the plurality of limiting cylinders 6.

The effect that its whole embodiment 2 reached is, through guide post 4 and guiding hole 7 cooperation use, conveniently aligns upper flange 1 and lower flange 2, and the installation of being convenient for uses through sealed 8 and spacing section of thick bamboo 6 cooperation, can protect nut 14, avoids the rainwater to lead to nut 14 to rust, leads to dismantling the degree of difficulty increase.

Working principle: the upper end of the upper flange plate 1 is connected with a generator cabin, the lower end of the lower flange plate 2 is connected with a tower, when the upper flange plate 1 and the lower flange plate 2 are required to be installed and fixed, the handles 9 on two sides are pulled, the sliding rod 10 moves in the sliding groove 12, so that the clamping block 13 is pulled into the sliding groove 12 and drives the spring 11 to compress, then the nut 14 is placed on the inner top of the limiting cylinder 6, then the handle 9 is loosened, at the moment, the spring 11 rebounds and drives the sliding rod 10 and the clamping block 13 to reset, thereby limiting the nut 14 through the clamping block 13 to avoid moving, the guide post 4 and the guide hole 7 are matched for use, the upper flange plate 1 and the lower flange plate 2 are conveniently aligned, after the upper through hole 3 and the lower through hole 15 are aligned, the bolt 5 is inserted and rotated, the bolt 5 and the nut 14 are in threaded connection, the assembly of the wind driven generator is convenient, after the assembly of the wind driven generator is completed, the nut 14 can be limited through the limiting cylinder 6, the problem that the nut 14 is loosened, the flange connection is caused, the nut 14 is prevented from being unstable, and the nut 14 is prevented from being rusted due to rainwater.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model will still fall within the protection scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a be used for aerogenerator flange, includes ring flange (1) and lower ring flange (2), its characterized in that: the utility model discloses a lower flange dish, including lower flange dish (2) and upper surface equidistance has seted up a plurality of through-holes (15), the lower terminal surface equidistance fixedly connected with a plurality of spacing section of thick bamboo (6) of lower flange dish (2), a plurality of equal sliding connection of internal surface of spacing section of thick bamboo (6) has nut (14), a plurality of sliding groove (12) have all been seted up to the inner wall symmetry of spacing section of thick bamboo (6), a plurality of the interior bottom of sliding groove (12) all slides and runs through and be connected with slide bar (10) and extend to the opposite side, a plurality of the surface of slide bar (10) all overlaps and is equipped with spring (11), a plurality of the equal fixedly connected with block (13) of one end of slide bar (10).

2. The flange for a wind turbine of claim 1, wherein: the outer surfaces of the plurality of the clamping blocks (13) are respectively arranged in a sliding way with the inner surfaces of the sliding grooves (12), and the cross sections of the plurality of the clamping blocks (13) are obliquely arranged.

3. The flange for a wind turbine of claim 1, wherein: the sliding rods (10) are fixedly connected with handles (9) at one ends far away from the clamping blocks (13), and the clamping blocks (13) are respectively matched with the nuts (14).

4. The flange for a wind turbine of claim 1, wherein: one ends of the springs (11) are fixedly connected with the outer surfaces of the clamping blocks (13), and the other ends of the springs (11) are fixedly connected with the inner bottoms of the sliding grooves (12).

5. The flange for a wind turbine of claim 1, wherein: an upper through hole (3) is formed in the upper end face of the upper flange plate (1), and bolts (5) are arranged between the inner walls of the upper through holes (3) and the lower through holes (15).

6. The flange for a wind turbine of claim 1, wherein: a plurality of guiding holes (7) have been seted up to the lower terminal surface equidistance of last ring flange (1), the up end equidistance fixedly connected with a plurality of guide posts (4) of lower ring flange (2), a plurality of guiding hole (7) and a plurality of guide post (4) are supporting setting.

7. The flange for a wind turbine of claim 5, wherein: the positions of the limiting cylinders (6) are matched with the positions of the lower through holes (15), the bolts (5) are respectively matched with the nuts (14), and sealing gaskets (8) are arranged on the outer surfaces of the limiting cylinders (6).